Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1982-12-08
1985-01-08
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02771284
REFERENCES:
patent: D211789 (1968-07-01), Bonsock
patent: D216120 (1969-11-01), Niemann et al.
patent: D226607 (1973-04-01), Lawrence
patent: D227101 (1973-06-01), Primault
patent: D244855 (1977-06-01), Doman
patent: D250895 (1979-01-01), Lavel
patent: D253008 (1979-09-01), Guigues
patent: D253547 (1979-11-01), Beddome et al.
Largen James R.
Settle H. P.
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